| Items |
 /Asset/SMT-0821-T-R.png SMT-0821-T-R 120 Milliampere (mA) Maximum Rated Current, 16 Ohm (?) Coil Resistance, and 2100 Hertz (Hz) Resonant Frequency Transducer List Price {QUOTE}
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 /Asset/SMT-0823-S-R.png SMT-0823-S-R 70 Milliampere (mA) Maximum Rated Current, 32 Ohm (?) Coil Resistance, and 2300 Hertz (Hz) Resonant Frequency Transducer List Price {QUOTE}
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 /Asset/SMT-0825-T-2-R.png SMT-0825-T-2-R 90 Milliampere (mA) Maximum Rated Current, 15 Ohm (?) Coil Resistance, and 2700 Hertz (Hz) Resonant Frequency Transducer List Price {QUOTE}
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 /Asset/SMT-0825-T-R.png SMT-0825-T-R 90 Milliampere (mA) Maximum Rated Current, 15 Ohm (?) Coil Resistance, and 2500 Hertz (Hz) Resonant Frequency Transducer List Price {QUOTE}
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 /Asset/SMT-0826-S-R.png SMT-0826-S-R 90 Milliampere (mA) Maximum Rated Current, 15 Ohm (?) Coil Resistance, and 2630 Hertz (Hz) Resonant Frequency Transducer List Price {QUOTE}
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| Description |
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| Brands | PUI Audio™ | |||||||||
| Manufacturer | PUI Audio�, Inc. | |||||||||
| Rated Voltage (V0-p) for Square Wave | 3.6 V | |||||||||
| Operating Voltage Range (V0-p) | 2 ~ 4.5 V | 2.5 ~ 4.5 V | 2.5 ~ 4.5 V | |||||||
| Maximum Rated Current | 90 mA | 70 mA | 90 mA | 90 mA | 90 mA | |||||
| Coil Resistance | 16 Ω | 32 Ω | 15 Ω | 15 Ω | 15 Ω | |||||
| Coil Resistance Tolerance (±) | 2.4 Ω | 5 Ω | 3 Ω | 3 Ω | 3 Ω | |||||
| Minimum Sound Pressure Level (SPL) at 10 Centimeter (cm) | 87 dBA | 87 dBA | 85 dBA | 87 dBA | 90 dBA | |||||
| Resonant Frequency | 2100 Hz | 2300 Hz | 2700 Hz | 2500 Hz | 2630 Hz | |||||
| Resonant Frequency Tolerance (±) | 500 Hz | |||||||||
| Operating Temperature | -30 ~ +80 ºC | -30 ~ +70 ºC | -30 ~ +70 ºC | -30 ~ +70 ºC | -30 ~ +70 ºC | |||||
| Storage Temperature | -40 ~ +85 ºC | -40 ~ +80 ºC | -40 ~ +85 ºC | -40 ~ +85 ºC | -40 ~ +85 ºC | |||||
| Housing Material | Liquid Crystal Polymers (LCP) | |||||||||
| Terminal Material | Tin (Sn) Plated Polybutylene Succinate (PBS) | Tin (Sn) Plated Phosphor Bronze | Tin (Sn) Plated Polybutylene Succinate (PBS) | Tin (Sn) Plated Polybutylene Succinate (PBS) | Tin (Sn) Plated Phosphor Bronze | |||||
| Peak-to-Peak Rated Voltage (Vp-p) for Square Wave | 5 V | |||||||||
| Peak-to-Peak Rated Voltage (Vp-p) | 3.6 V | |||||||||
| Rated Voltage (V0-p) | 3.6 V | 3.6 V | ||||||||
| Peak-to-Peak Operating Voltage Range (Vp-p) | 3 ~ 7 V | 2.5 ~ 4.5 V | ||||||||
| High Temperature Test | 85 ºC (±2 ºC) with random humidity for 96 hours | |||||||||
| Low Temperature Test | -40 ºC (±2 ºC) with random humidity for 96 hours | |||||||||
| Humidity Test | 25 ºC to 60 ºC with 90% to 95% relative humidity for 12 hours, 10 cycles | |||||||||
| Vibration Test | 1.53 mm movement modulated at 10-55 Hz in 3 directions for 6 hours | |||||||||
| Drop Test | 120 cm free fall in six directions, 3 cycles | |||||||||
| Temperature Cycle Test | -30 ºC to 70 ºC, five 90 minute cycles | |||||||||
| Note for Mechanical and Environment Testing | ||||||||||
| Type | Electro-Mech | |||||||||
| Size | 8.5 mm | 8.5 mm | 8.5 mm | 8.5 mm | ||||||
| Sound Emission Hole Diameter | 2 mm | 1.8 mm | 2 mm | |||||||
| Tolerance (±) | 0.2 mm | 0.5 mm | 0.2 mm | 0.2 mm | 0.5 mm | |||||
| Angle Tolerance (±) | 3 º | |||||||||
| Weight | 0.45 g | 0.42 g | 0.40 g | 0.42 g | 0.39 g | |||||
| Industry Standards | Restriction of Hazardous Substances (RoHS) 2002/95/EC | Restriction of Hazardous Substances (RoHS) 2002/95/EC | Restriction of Hazardous Substances (RoHS) 2002/95/EC | Conflict-Free Sourcing Initiative (CFSI) Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) Restriction of Hazardous Substances (RoHS) 2002/95/EC | Restriction of Hazardous Substances (RoHS) 2011/65/EU | |||||
| Note | Specifications subject to change or withdrawal without notice. | Specifications subject to change or withdrawal without notice. | Specifications subject to change or withdrawal without notice. | Specifications subject to change or withdrawal without notice. |
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